Boreczek [bɔˈrɛt͡ʂɛk] is a village in the administrative district of Gmina Borów, within Strzelin County, Lower Silesian Voivodeship, in south-western Poland.

It lies approximately 3 kilometres (2 mi) east of Borów, 12 kilometres (7 mi) north of Strzelin, and 28 kilometres (17 mi) south of the regional capital Wrocław.